HP 30 S

The HP 30S combines value, higher-math power and sleek convenience in one stylish package for today’s discerning student.

And 250 functions and 10 memory registers covers lots of math classes and homework:
- Percentages and fractions—proper and improper
- Physical constants and units
- Angle modes and polar/rectangular conversions
- Trig, hyperbolics and probabilities
- Powers, roots, logs and exponentials
- Multiple-variable expression storage and evaluation
- 1- and 2-variable statistics, with regression
- Linear systems and quadratic solvers

And for all this, the price is the best calculation of all